[INFO] cloning repository https://github.com/bsundsrud/observatory
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bsundsrud/observatory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsundsrud%2Fobservatory", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsundsrud%2Fobservatory'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7e635c7a7d463099ec38beb98a5f8a41d8dec50
[INFO] checking bsundsrud/observatory against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsundsrud%2Fobservatory" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bsundsrud/observatory on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bsundsrud/observatory
[INFO] finished tweaking git repo https://github.com/bsundsrud/observatory
[INFO] tweaked toml for git repo https://github.com/bsundsrud/observatory written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bsundsrud/observatory already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c56a50b8309ce6997582478d06a648020207d51cd5f4c7aa994b7f75e204d8c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c56a50b8309ce6997582478d06a648020207d51cd5f4c7aa994b7f75e204d8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c56a50b8309ce6997582478d06a648020207d51cd5f4c7aa994b7f75e204d8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56a50b8309ce6997582478d06a648020207d51cd5f4c7aa994b7f75e204d8c9", kill_on_drop: false }`
[INFO] [stdout] c56a50b8309ce6997582478d06a648020207d51cd5f4c7aa994b7f75e204d8c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 070956b155b0b5a0c9a2448c29f878837c648499ef4a574230caba5aad4879c3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "070956b155b0b5a0c9a2448c29f878837c648499ef4a574230caba5aad4879c3", kill_on_drop: false }`
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[INFO] [stderr]     Checking observatory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `App`, `HttpRequest`, `Responder`
[INFO] [stdout]  --> src/main.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | use actix_web::{server, App, HttpRequest, Responder};
[INFO] [stdout]   |                         ^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logging/mod.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn timestamp_fn(io: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]    |                          ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `App`, `HttpRequest`, `Responder`
[INFO] [stdout]  --> src/main.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | use actix_web::{server, App, HttpRequest, Responder};
[INFO] [stdout]   |                         ^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logging/mod.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn timestamp_fn(io: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]    |                          ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/model/mod.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Some((idx, n)) => idx,
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/model/mod.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Some((idx, n)) => idx,
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `logger`
[INFO] [stdout]   --> src/api.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     logger: Logger,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `graph_name`
[INFO] [stdout]    --> src/model/mod.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn graph_name(name: &str, parent: Option<&str>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/model/mod.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn new(normal: f64, warning: f64, danger: f64) -> Metrics {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `logger`
[INFO] [stdout]   --> src/api.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     logger: Logger,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_global_level`
[INFO] [stdout]   --> src/logging/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn set_global_level(level: Level) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `graph_name`
[INFO] [stdout]    --> src/model/mod.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn graph_name(name: &str, parent: Option<&str>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/model/mod.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn new(normal: f64, warning: f64, danger: f64) -> Metrics {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 54s
[INFO] running `Command { std: "docker" "inspect" "070956b155b0b5a0c9a2448c29f878837c648499ef4a574230caba5aad4879c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "070956b155b0b5a0c9a2448c29f878837c648499ef4a574230caba5aad4879c3", kill_on_drop: false }`
[INFO] [stdout] 070956b155b0b5a0c9a2448c29f878837c648499ef4a574230caba5aad4879c3